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\begin{tabular}{lccccc}
\hline \noalign{\smallskip} & All & Control & Treatment & Difference & p-value\\
\noalign{\smallskip}\hline \noalign{\smallskip}Business days & 20.453 & 20.642 & 20.300 & -0.342 & 0.953\\
 & \begin{footnotesize}(30.977)\end{footnotesize} & \begin{footnotesize}(31.034)\end{footnotesize} & \begin{footnotesize}(30.940)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Business days w5 & 17.411 & 17.697 & 17.180 & -0.517 & 0.903\\
 & \begin{footnotesize}(14.471)\end{footnotesize} & \begin{footnotesize}(13.556)\end{footnotesize} & \begin{footnotesize}(15.171)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Response in time (original) & 0.682 & 0.688 & 0.678 & -0.010 & 0.915\\
 & \begin{footnotesize}(0.466)\end{footnotesize} & \begin{footnotesize}(0.464)\end{footnotesize} & \begin{footnotesize}(0.467)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Response in time & 0.683 & 0.690 & 0.677 & -0.013 & 0.886\\
 & \begin{footnotesize}(0.465)\end{footnotesize} & \begin{footnotesize}(0.462)\end{footnotesize} & \begin{footnotesize}(0.468)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Complete response & 0.911 & 0.918 & 0.905 & -0.013 & 0.775\\
 & \begin{footnotesize}(0.285)\end{footnotesize} & \begin{footnotesize}(0.275)\end{footnotesize} & \begin{footnotesize}(0.294)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Open request by Nov. 27, 2019 & 0.024 & 0.013 & 0.033 & 0.020 & 0.218\\
 & \begin{footnotesize}(0.153)\end{footnotesize} & \begin{footnotesize}(0.113)\end{footnotesize} & \begin{footnotesize}(0.178)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Extension was granted & 0.224 & 0.201 & 0.243 & 0.042 & 0.771\\
 & \begin{footnotesize}(0.417)\end{footnotesize} & \begin{footnotesize}(0.401)\end{footnotesize} & \begin{footnotesize}(0.429)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Replied within 15 business days & 0.554 & 0.555 & 0.553 & -0.002 & 0.988\\
 & \begin{footnotesize}(0.497)\end{footnotesize} & \begin{footnotesize}(0.497)\end{footnotesize} & \begin{footnotesize}(0.497)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Replied within 25 business days & 0.778 & 0.801 & 0.760 & -0.040 & 0.615\\
 & \begin{footnotesize}(0.416)\end{footnotesize} & \begin{footnotesize}(0.400)\end{footnotesize} & \begin{footnotesize}(0.427)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Replied in 15 business days & 0.046 & 0.056 & 0.038 & -0.018 & 0.209\\
 & \begin{footnotesize}(0.210)\end{footnotesize} & \begin{footnotesize}(0.231)\end{footnotesize} & \begin{footnotesize}(0.191)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Replied in 25 business days & 0.034 & 0.034 & 0.035 & 0.002 & 0.939\\
 & \begin{footnotesize}(0.182)\end{footnotesize} & \begin{footnotesize}(0.180)\end{footnotesize} & \begin{footnotesize}(0.184)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Replied in 14/15/16 business & 0.103 & 0.122 & 0.088 & -0.034 & 0.129\\
 & \begin{footnotesize}(0.304)\end{footnotesize} & \begin{footnotesize}(0.328)\end{footnotesize} & \begin{footnotesize}(0.283)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Replied in 24/25/26 bus & 0.087 & 0.084 & 0.089 & 0.005 & 0.905\\
 & \begin{footnotesize}(0.281)\end{footnotesize} & \begin{footnotesize}(0.277)\end{footnotesize} & \begin{footnotesize}(0.285)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Replied within 14 business days & 0.507 & 0.498 & 0.515 & 0.017 & 0.910\\
 & \begin{footnotesize}(0.500)\end{footnotesize} & \begin{footnotesize}(0.500)\end{footnotesize} & \begin{footnotesize}(0.500)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Replied between 16 and 24 bus & 0.190 & 0.212 & 0.172 & -0.040 & 0.430\\
 & \begin{footnotesize}(0.392)\end{footnotesize} & \begin{footnotesize}(0.409)\end{footnotesize} & \begin{footnotesize}(0.378)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Replied in more than 25 bus & 0.222 & 0.199 & 0.240 & 0.040 & 0.615\\
 & \begin{footnotesize}(0.416)\end{footnotesize} & \begin{footnotesize}(0.400)\end{footnotesize} & \begin{footnotesize}(0.427)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}N requests received on a day & 2.995 & 2.784 & 3.162 & 0.377 & 0.617\\
 & \begin{footnotesize}(3.529)\end{footnotesize} & \begin{footnotesize}(3.830)\end{footnotesize} & \begin{footnotesize}(3.261)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Closed requests when new arrived & 71.267 & 71.391 & 71.169 & -0.222 & 0.970\\
 & \begin{footnotesize}(25.034)\end{footnotesize} & \begin{footnotesize}(24.810)\end{footnotesize} & \begin{footnotesize}(25.217)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Open requests (not expired) & 22.031 & 22.955 & 21.299 & -1.656 & 0.759\\
 & \begin{footnotesize}(23.967)\end{footnotesize} & \begin{footnotesize}(24.324)\end{footnotesize} & \begin{footnotesize}(23.662)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Backlog & 6.702 & 5.654 & 7.532 & 1.878 & 0.326\\
 & \begin{footnotesize}(8.770)\end{footnotesize} & \begin{footnotesize}(7.125)\end{footnotesize} & \begin{footnotesize}(9.804)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}Total requests & 34.415 & 32.864 & 35.780 & 2.916 & 0.878\\
 & \begin{footnotesize}(92.171)\end{footnotesize} & \begin{footnotesize}(80.672)\end{footnotesize} & \begin{footnotesize}(102.024)\end{footnotesize} & \begin{footnotesize}\end{footnotesize} & \begin{footnotesize}\end{footnotesize}\\
\noalign{\smallskip}\hline\end{tabular}\\
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